facial myokymia


fa·cial my·o·ky·mi·a

myokymia that appears in the facial muscles, causing narrowing of the palpebral fissure and continuous undulation of the facial skin surface; the latter is referred to as "bag of worms" appearance and is best seen with reflected light; due to intrinsic brainstem lesion, such as a pontine glioma or multiple sclerosis.

fa·cial my·o·ky·mi·a

(fāshăl mīō-kīmē-ă) Disorder that appears in the facial muscles, causing narrowing of the palpebral fissure and continuous undulation of the facial skin surface; the latter is colloquially referred to as "bag of worms" appearance.